lc = 0.03;
Point(1) = {0, 0, 0, lc/5};
Point(2) = {.1, 0,  0, lc/5};
Point(3) = {.1, .1, 0, lc};
Point(4) = {0,  .1, 0, lc};
Line(1) = {1,2} ;
Line(2) = {3,2} ;
Line(3) = {3,4} ;
Line(4) = {4,1} ;
Line Loop(5) = {4,1,-2,3} ;
Plane Surface(6) = {5} ;
Recombine Surface{6};
//Mesh.RecombinationAlgorithm=1;
